- The biggest US Navy shipbuilding project are delayed by years, according to a new report.
- The review was commissioned back in January amid concerns of programs falling behind schedule.
- The shipbuilding issues has Navy leaders concerned about maintaining an edge over great power rivals.
The US Navy's biggest shipbuilding projects, from new submarines to a first-in-class guided-missile frigate, are delayed by one to three years, according to a new Navy report.